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Jul 31 2017

Can you use a glass fuse in place of a ceramic fuse assuming it s of the same current rating #ceramic #vs #glass #fuse


Can you use a glass fuse in place of a ceramic fuse assuming it’s of the same current rating?

A fuse is a safety device, and the connective wire inside it is specifically designed to melt if the current exceeds a safe level. Once the wire breaks, the circuit is broken, preventing damage to the device in question. If a blown fuse is replaced by a strip of metal, the device ‘works’ but this safety feature is lost. If there is a power surge, the device is no longer protected because the current will continue to flow through it until its own components overheat and melt, possibly causing a fire.

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Joined the R.C.A.F and was a Power Plant Operator on the Pine Tree Line. Trade later renamed to Electrical Generating Systems Technician. Been an electrician for 47 years.

By reducing the output fusing of a generator, the total output of the generator will also be reduced. The capacity of the generator will remain the same but the fault trip point will be lowered.

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Any electrical engineer, electrician, fireman or anyone else who understands the function of a fuse will advise strongly that you NEVER replace a fuse with one of a higher amperage rating. Fuses protect wires from overheating. The original fuse is matched to the capacity of the wires and other components of a circuit. When a properly matched fuse is replaced with a fuse of larger capacity you place your home, office, automobile or other property in jeopardy. The risk of a fire becomes very high when you use an over-sized fuse. If you have any questions, consult with a competent electrician or electrical engineer.

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Fuses are rated by amperage (current) and voltage. The larger the current need, the larger the rating of the fuse, to handle the current. The voltage rating of a fuse defines the maximum value of circuit voltage in which the fuse can be safely used. A fuse should not be used in a circuit with a voltage exceeding the voltage rating of the fuse.

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The current rating is 2A (2 amps).

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The fusing current is a value of current that causes the fuse to melt and interrupt the flow of current. Usually, reference is made to the minimum fusing current which is the smallest value of current that will cause the fuse to melt.

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A fuse is a safety device designed to prevent excessive electrical current from damaging electrical devices. If the current in a circuit exceeds a predetermined value, a metal strip inside the fuse will melt and break the circuit. Fuses are used to protect equipment or cables. The fuse is chosen to be the weakest link so that it will fail before anything else is damaged. For example, if you have a cable capable of safely carrying 8 amps a 5 amp fuse might be used to protect from damage by currents higher than 5 amps. If a 10 amp fuse was fitted on the same cable then 9 amps could flow and cause damage to the cable. It can be dangerous to upgrade fuses if you don’t understand what you are doing!

Sinndhu Sudharsan Naidu

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Using a fuse correctly rated for current but “overrated” for voltage does not present a problem. Current ratings are critical safety issues, and fuses should be replaced with those of the same current rating. But using a fuse with an identical current rating but a higher voltage rating is not a problem. The reason for that lies in what the voltage rating of a fuse is. Fuses are given a voltage rating to state a maximum voltage in a circuit that they are designed to protect. And the voltage rating has nothing to do with the “normal” operation of the fuse. The fuse carries current when it operates normally, but when something happens and excessive current flows, the fusible link heats up and opens. This is where the voltage rating comes into play. It is possible that a fuse can arc through when it fails. It is the voltage rating that stands in the way of this. As long as the voltage rating of a circuit is not beyond the voltage rating of the fuse, that fuse will fail safely when it fails. It is acceptable to use a fuse of an equal current rating but a higher voltage rating when replacing a fuse that has failed.

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Epoxy. Or silicone, if you want a little less permanence, or if it must be waterproof.

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They are a safety feature in the case of an energy surge – without the fuse damage could be dome to the appliance, with the fuse if their is a surge of electricity it burns out the fuse so can’t travel all the way to the appliance damaging it.

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No, ceramic is like clay, glass is glass.

Typically, glass fuses have a low breaking capacity, while ceramic ones have a high breaking capacity. This is to help protect the surrounding circuits from molten material. And maybe the technician.

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have a similarity in term of firing process which is in high temperature 🙂

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How should i know if anyone wants to know this go to google

Curious, voracious reader

Fuse blows off when the current that is passing through the fuse, is above the minimum fusing current of the fuse used.

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